#509CB0#509CB0

#509CB0 is a light, moderate cyan. Relative luminance 0.286; OKLCH L 65.2% C 0.081 H 217.2°. Best body text is #000000 at 6.72:1 contrast (WCAG AA passes).

Color values

HEX	#509CB0
RGB	rgb(80, 156, 176)
HSL	hsl(193, 38%, 50%)
HSV	hsv(193, 55%, 69%)
CMYK	cmyk(54.5%, 11.4%, 0%, 31%)
CIE-LAB	lab(60.44, -17.77, -17.59)
CIE-LCH	lch(60.44, 25.01, 224.72°)
OKLab	oklab(65.2% -0.0643 -0.0487)
OKLCH	oklch(65.2% 0.081 217.2)
XYZ	xyz(23.0301, 28.6149, 45.3755)
Luminance	0.2862 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#509CB0 #B06450

analogous

#50B094 #509CB0 #506CB0

triadic

#509CB0 #B0509C #9CB050

tetradic

#509CB0 #9450B0 #B06450 #6CB050

square

#509CB0 #9450B0 #B06450 #6CB050

split-complementary

#509CB0 #B0506C #B09450

monochromatic

#2A525C #3D7786 #509CB0 #7AB4C3 #A4CCD6

Accessibility & contrast

On white

3.12

#509CB0 on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

6.72

#509CB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #509CB0

6.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##509CB0	#FFFFFF	#000000	##000000
##509CB0	1.00	3.12	6.72	6.72
#FFFFFF	3.12	1.00	21.00	21.00
#000000	6.72	21.00	1.00	1.00
##000000	6.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#8F98B1

Deuteranopia (green-blind)

#808DB0

Tritanopia (blue-blind)

#00A3A2

Achromatopsia (no color)

#929292

Design tokens & code

CSS

--color: #509cb0;
/* rgb */ color: rgb(80, 156, 176);
/* oklch */ color: oklch(65.2% 0.081 217.2);

Tailwind

colors: {
  custom: {
    50: '#89b9c7',
    500: '#509cb0',
    950: '#000000',
  },
}

SCSS

$custom: #509cb0;
$custom-light: #89b9c7;
$custom-dark: #000000;

JSON

{
  "hex": "#509cb0",
  "rgb": {
    "r": 80,
    "g": 156,
    "b": 176
  },
  "hsl": {
    "h": 192.5,
    "s": 37.795,
    "l": 50.196
  },
  "oklch": {
    "l": 0.65196,
    "c": 0.08066,
    "h": 217.2
  },
  "luminance": 0.28617
}

Semantic roles & 50–950 ramp

primary

#509CB0

secondary

#C3A198

accent

#725ACE

background

#F8FBFC

surface

#F0F6F8

border

#CBD0D1

text

#0C1113

muted

#7D8082

Preview Lab

Preview with #509CB0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →